<!DOCTYPE html>
<link rel="author" title="Morten Stenshorne" href="mailto:mstensho@chromium.org">
<meta name="flags" content="ahem">
<link rel="stylesheet" type="text/css" href="/fonts/ahem.css">
<style>
  html {
    font: 16px/1 Ahem;
  }
  @page {
    size: 32em 28em;
    margin: 0;
  }
  body {
    margin: 0;
  }
  .grid {
    display: grid;
    grid-template-columns: 7em auto 5em;
    grid-template-rows: 4em auto 8em;
    height: 100vh;
  }
  .vertical-edge {
    display: flex;
  }
  .horizontal-edge {
    display: flex;
    flex-flow: column;
  }
</style>
<div class="grid">
  <div class="corner" style="margin-top:0.5em; margin-left:2em; width:3em; height:3em; background:pink;">
    x x<br>
    &nbsp;x<br>
    x x<br>
  </div>
  <div class="vertical-edge">
    <div style="width:4em; background:hotpink;">xxx</div>
    <div style="margin-left:5em; margin-top:1em; margin-bottom:1em; width:6em; background:yellow;">xx</div>
  </div>
  <div class="corner"></div>
  <div class="horizontal-edge"></div>
  <div style="background:blue;"></div>
  <div class="horizontal-edge">
    <div style="margin-top:1em; height:3em; background:hotpink;">x<br>x</div>
    <div style="margin-left:1.25em; margin-top:4em; width:2.5em; height:4em; background:yellow;">x</div>
  </div>
  <div class="corner"></div>
  <div class="vertical-edge">
  </div>
  <div class="corner"></div>
</div>
